Thomas Herbert (c.1695–1739) was a British army officer and politician who sat in the House of Commons from 1726 to 1739.
Herbert was the fourth son of Thomas Herbert, 8th Earl of Pembroke, MP, and his first wife Margaret Sawyer, daughter of Sir Robert Sawyer of Highclere Castle.
[1] Herbert was returned unopposed as Member of Parliament for Newport (Cornwall) on the interest of his first cousin, Sir William Morice at a by-election on 18 February 1726.
He was returned unopposed again at the 1727 general election and voted with the Administration on the civil list arrears in 1729 and on the army in 1732.
At the 1734 general election he was returned again unopposed for Newport and voted with the Government on the repeal of the Septennial Act in 1734 and the Spanish convention in 1739.